9.3
Replace the suction / pressure valve and metering cartridge
Fig. 20: Replace the suction / pressure valve and metering cartridge
1
O-ring, hose connection, pressure side
2
Pressure valve
3
O-ring: Pump head pressure valve
4
V3 metering cartridge
5
O-ring: Pump head suction valve
6
Suction valve
7
O-ring, hose connection, suction-side
1.
Remove suction and pressure valve using an open spanner.
2.
Mount all O-rings.
3.
Fit metering cartridges (for pump head with 5 l/h) (valve model V3)
4.
Screw in the new suction and pressure valves in the correct position (tightening
torque of 2-3 Nm).
NOTICE!
Tightening torques of the suction and pressure valves:
Chapter 9.4 ‘Installing the dosing valve in the correct position’
Maintenance
55
417102264 Rev. 5-01.2019
Summary of Contents for EcoPro
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